[03/16] iwlwifi: mvm: advertise support for TWT in the Extended Capability IE

Commit Message

Luca Coelho Jan. 18, 2019, 6:59 p.m. UTC

From: Emmanuel Grumbach <[e-mail]>

We want to advertise support for TWT in the Extended
Capability IE. Since we don't want to set the bits for all
the interface types, define an interface specific
configuration.

Signed-off-by: Emmanuel Grumbach <[e-mail]>
Signed-off-by: Luca Coelho <[e-mail]>
---
 .../wireless/intel/iwlwifi/iwl-nvm-parse.c    |  3 +--
 .../net/wireless/intel/iwlwifi/mvm/mac80211.c | 22 +++++++++++++++++++
 2 files changed, 23 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index d9afedc3d1d9..173ade96f119 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -569,8 +569,7 @@  static struct ieee80211_sband_iftype_data iwl_he_capa[] = {
 			.has_he = true,
 			.he_cap_elem = {
 				.mac_cap_info[0] =
-					IEEE80211_HE_MAC_CAP0_HTC_HE |
-					IEEE80211_HE_MAC_CAP0_TWT_RES,
+					IEEE80211_HE_MAC_CAP0_HTC_HE,
 				.mac_cap_info[1] =
 					IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
 					IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 97dc464379d2..310a36dd33cf 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -395,6 +395,21 @@  int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm)
 	return ret;
 }
 
+const static u8 he_if_types_ext_capa_sta[] = {
+	 [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING,
+	 [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF,
+	 [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT,
+};
+
+const static struct wiphy_iftype_ext_capab he_iftypes_ext_capa[] = {
+	{
+		.iftype = NL80211_IFTYPE_STATION,
+		.extended_capabilities = he_if_types_ext_capa_sta,
+		.extended_capabilities_mask = he_if_types_ext_capa_sta,
+		.extended_capabilities_len = sizeof(he_if_types_ext_capa_sta),
+	},
+};
+
 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 {
 	struct ieee80211_hw *hw = mvm->hw;
@@ -673,6 +688,13 @@  int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 			NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE);
 	}
 
+	if (mvm->nvm_data->sku_cap_11ax_enable &&
+	    !iwlwifi_mod_params.disable_11ax) {
+		hw->wiphy->iftype_ext_capab = he_iftypes_ext_capa;
+		hw->wiphy->num_iftype_ext_capab =
+			ARRAY_SIZE(he_iftypes_ext_capa);
+	}
+
 	mvm->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
 
 #ifdef CONFIG_PM_SLEEP